• Factorial Calculator 1
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Factorial Calculator

Inspired from Project Euler, Factorial Calculator can calculate 10000! and above in very short time. This app uses completely difference algorithm (logic) to find the factorial compared to usual algorithm used to calculate small factorials.

It also shows the number of digits in the factorial along with the sum of individual digits. In the More activity, the number of individual digits is shown. All the tasks are done using LoaderCallbacks.

It was fun to implement and learn about background threading and parallelism. Don't forget to rate the app. :)

~Cheers Harsh

Category : Tools

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Reviews (8)

Ale. S. Nov 26, 2020     

It has a lot of useful features and is fast, but it really needs an option to copy the result

EC. S. Apr 21, 2021     

In the bottom display, abbreviate Sum of Digits to just Sum, because the letters obstruct the result on No. of Digits at its left. Ty

Dhr. V. Nov 17, 2019     

Best calculator ever seen.

A. G. u. Dec 31, 2018     

Can't copy the result

Shr. M. Mar 25, 2017     

Awesome app...very helpful !!

A. G. u. Apr 3, 2017     

Amazing tool for students!

y. m. Dec 4, 2020     

Nice calculater

A. G. u. Oct 20, 2017     

Such a good algorithm. Great work by the developer here!